US6667725B1 - Radio frequency telemetry system for sensors and actuators - Google Patents
Radio frequency telemetry system for sensors and actuators Download PDFInfo
- Publication number
- US6667725B1 US6667725B1 US10/196,391 US19639102A US6667725B1 US 6667725 B1 US6667725 B1 US 6667725B1 US 19639102 A US19639102 A US 19639102A US 6667725 B1 US6667725 B1 US 6667725B1
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- US
- United States
- Prior art keywords
- planar
- radio frequency
- capacitive plate
- substrate
- microelectromechanical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/005—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with variable reactance for tuning the antenna
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/196,391 US6667725B1 (en) | 2002-08-20 | 2002-08-20 | Radio frequency telemetry system for sensors and actuators |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/196,391 US6667725B1 (en) | 2002-08-20 | 2002-08-20 | Radio frequency telemetry system for sensors and actuators |
Publications (1)
Publication Number | Publication Date |
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US6667725B1 true US6667725B1 (en) | 2003-12-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US10/196,391 Expired - Lifetime US6667725B1 (en) | 2002-08-20 | 2002-08-20 | Radio frequency telemetry system for sensors and actuators |
Country Status (1)
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Cited By (120)
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US20060056960A1 (en) * | 2002-09-23 | 2006-03-16 | Siemens Westinghouse Power Corporation | Apparatus and method of detecting wear in an abradable coating system |
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US20050198967A1 (en) * | 2002-09-23 | 2005-09-15 | Siemens Westinghouse Power Corp. | Smart component for use in an operating environment |
US20060056959A1 (en) * | 2002-09-23 | 2006-03-16 | Siemens Westinghouse Power Corporation | Apparatus and method of monitoring operating parameters of a gas turbine |
US6852216B2 (en) | 2002-10-28 | 2005-02-08 | Pti Technologies, Inc. | Sensing device using MEMS technology and prognostic health monitoring |
US6936160B2 (en) * | 2002-10-28 | 2005-08-30 | Pti Technologies, Inc. | Wireless MEMS sensing device |
US20040079686A1 (en) * | 2002-10-28 | 2004-04-29 | Pti Technologies, Inc. | Wireless MEMS sensing device |
US20040079685A1 (en) * | 2002-10-28 | 2004-04-29 | Pti Technologies, Inc. | Sensing device using mems technology and prognostic health monitoring |
US20050109680A1 (en) * | 2002-10-28 | 2005-05-26 | Pti Technologies, Inc. | Sensing device using MEMS technology and prognostic health monitoring |
US20050066246A1 (en) * | 2003-08-01 | 2005-03-24 | Intermec Ip Corp. | Lab-on-chip system and method and apparatus for manufacturing and operating same |
US7395474B2 (en) * | 2003-08-01 | 2008-07-01 | Intermec Ip Corp. | Lab-on-chip system and method and apparatus for manufacturing and operating same |
US8278941B2 (en) | 2003-09-16 | 2012-10-02 | Cardiomems, Inc. | Strain monitoring system and apparatus |
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EP4304008A1 (en) * | 2022-07-08 | 2024-01-10 | Commissariat à l'énergie atomique et aux énergies alternatives | Passive wireless electronic component and reading system thereof |
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